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Do not limit cursor movement to scroll region

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The scrolling region set by DECSTBM should not affect the
Cursor Down (CUD) and Cursor Up (CUU) escape sequences.

Fixes #1340.
This commit is contained in:
Fredrik Fornwall
2019-11-10 22:05:06 +01:00
parent 070436a6ed
commit cdccc2c433
2 changed files with 22 additions and 2 deletions
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4
terminal-emulator/src/main/java/com/termux/terminal/TerminalEmulator.java
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@@ -1376,10 +1376,10 @@ public final class TerminalEmulator {
}
break;
case 'A': // "CSI${n}A" - Cursor up (CUU) ${n} rows.
setCursorRow(Math.max(mTopMargin, mCursorRow - getArg0(1)));
setCursorRow(Math.max(0, mCursorRow - getArg0(1)));
break;
case 'B': // "CSI${n}B" - Cursor down (CUD) ${n} rows.
setCursorRow(Math.min(mBottomMargin - 1, mCursorRow + getArg0(1)));
setCursorRow(Math.min(mRows - 1, mCursorRow + getArg0(1)));
break;
case 'C': // "CSI${n}C" - Cursor forward (CUF).
case 'a': // "CSI${n}a" - Horizontal position relative (HPR). From ISO-6428/ECMA-48.